/*
 * Copyright (C) 2015 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2016 Furrtek
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#ifndef __MSGPACK_H__
#define __MSGPACK_H__

#include "ui.hpp"
#include <memory>
#include <cstring>

#define MSGPACK_NIL 0xC0

#define MSGPACK_FALSE 0xC2
#define MSGPACK_TRUE 0xC3

#define MSGPACK_TYPE_F32 0xCA
#define MSGPACK_TYPE_F64 0xCB

#define MSGPACK_TYPE_U8 0xCC
#define MSGPACK_TYPE_U16 0xCD
#define MSGPACK_TYPE_U32 0xCE
#define MSGPACK_TYPE_U64 0xCF

#define MSGPACK_TYPE_S8 0xD0
#define MSGPACK_TYPE_S16 0xD1
#define MSGPACK_TYPE_S32 0xD2
#define MSGPACK_TYPE_S64 0xD3

#define MSGPACK_TYPE_STR8 0xD9
#define MSGPACK_TYPE_STR16 0xDA
#define MSGPACK_TYPE_STR32 0xDB

#define MSGPACK_TYPE_ARR16 0xDC
#define MSGPACK_TYPE_ARR32 0xDD

#define MSGPACK_TYPE_MAP16 0xDE
#define MSGPACK_TYPE_MAP32 0xDF

class MsgPack {
   public:
    enum RecID {
        TestListA = 0,
        TestListB = 1,
        TestListC = 2,
        TestListD = 3,
        TestListE = 4
    };

    // Read
    bool msgpack_get(const void* buffer, const size_t size, const RecID record_id, bool* value);
    bool msgpack_get(const void* buffer, const size_t size, const RecID record_id, uint8_t* value);
    bool msgpack_get(const void* buffer, const size_t size, const RecID record_id, int64_t* value);
    bool msgpack_get(const void* buffer, const size_t size, const RecID record_id, std::string& value);

    // Write
    void msgpack_init(const void* buffer, size_t* ptr);
    void msgpack_add(const void* buffer, size_t* ptr, const RecID record_id, bool value);
    void msgpack_add(const void* buffer, size_t* ptr, const RecID record_id, uint8_t value);
    void msgpack_add(const void* buffer, size_t* ptr, const RecID record_id, int64_t value);
    bool msgpack_add(const void* buffer, size_t* ptr, const RecID record_id, std::string value);

   private:
    bool get_raw_byte(const void* buffer, const bool inc, uint8_t* byte);
    bool get_raw_word(const void* buffer, const bool inc, uint16_t* word);
    bool get_bool(const void* buffer, const bool inc, bool* value);
    bool get_u8(const void* buffer, const bool inc, uint8_t* value);
    bool get_u16(const void* buffer, const bool inc, uint16_t* value);
    bool get_s32(const void* buffer, const bool inc, int32_t* value);
    bool get_string(const void* buffer, const bool inc, std::string& value);

    void add_key(const void* buffer, size_t* ptr, const RecID record_id);

    bool init_search(const void* buffer, const size_t size);
    bool search_key(const void* buffer, const RecID record_id);
    bool skip(const void* buffer);

    size_t seek_ptr = 0;
    size_t buffer_size;
};

#endif
